Population:
22,912,177 (July 2005 est.)
Age structure:
0-14 years: 24.2% (male 2,816,844/female 2,735,478)
15-64 years: 67.9% (male 7,668,581/female 7,883,267)
65 years and over: 7.9% (male 625,819/female 1,182,188) (2005 est.)
Median age:
total: 31.74 years
male: 30.47 years
female: 33 years (2005 est.)
Population growth rate:
0.9% (2005 est.)
Birth rate:
16.09 births/1,000 population (2005 est.)
Death rate:
7.05 deaths/1,000 population (2005 est.)
Net migration rate:
0 migrant(s)/1,000 population (2005 est.)
Sex ratio:
at birth: 1.05 male(s)/female
under 15 years: 1.03 male(s)/female
15-64 years: 0.97 male(s)/female
65 years and over: 0.53 male(s)/female
total population: 0.94 male(s)/female (2005 est.)
Infant mortality rate:
total: 24.04 deaths/1,000 live births
male: 25.77 deaths/1,000 live births
female: 22.23 deaths/1,000 live births (2005 est.)
Life expectancy at birth:
total population: 71.37 years
male: 68.65 years
female: 74.22 years (2005 est.)